皮皮学，免费搜题
登录
搜题
【单选题】
a2、a3、a4时,现采用加权平均来预测5月份的销售额。权重的比例为1:2:3:4,时间越近则权重越大,预测的结果为()
A.
a1+2a2+3a3+4a4
B.
0.la1+0.2a2+0.3a3+0.4a4
C.
4a1+3a2+2a3+a4
D.
0.4a1+0.3a2+0.2a3+0.la4
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Our food will _____. [     ]
A.
run out
B.
run out of
C.
be run out
D.
be running out of
查看完整题目与答案
【单选题】男，28岁，农民，发热、腹部不适、疲乏、恶心、胃纳减退、尿色变黄5天，体检发现巩膜轻度黄染，肝肋下lcm可扪及，质软，无明显触痛。周围血液RBC4.2×1012/L,WBC8.5×109/L.Hb145g/L，血清谷丙转氨酶860U/L，总胆红素58umol/L。最可能的诊断是
A.
急性食物中毒
B.
钩端螺旋体病
C.
急性血管内溶血
D.
病毒性肝炎
E.
败血症
查看完整题目与答案
【单选题】听力原文：W: Weren't you going to confirm your booking at the hotel? M: You're right. I'd better call them. They always get quite busy this time of the year. Q: What will the man probably do? (16)
A.
Get the books she needs.
B.
Make sure the hotel is expecting him.
C.
Make sure the time of the party is confirmed.
D.
Call and ask about hotel rooms.
查看完整题目与答案
【单选题】男，28岁，农民，发热、腹部不适、疲乏、恶心、纳差、尿黄5天。巩膜轻度黄染，肝肋下1cm可及，无触痛。WBC8.5×10E 10 /L，Hb145g/L，ALT460u/L，TB58μmol/L。本例的诊断最可能是（）
A.
急性食物中毒
B.
钩体病
C.
急性血管内溶血
D.
病毒性肝炎
E.
败血症
查看完整题目与答案
【单选题】What will the world use for power when it has _____ oil? [      ]
A.
run away from
B.
gone out of
C.
run out of
D.
broken away from
查看完整题目与答案
【单选题】男,28岁,农民,发热、腹部不适、疲乏、恶心、胃纳减退、尿色变黄5天,体检发现巩膜轻度黄染,肝肋下1cm可扪及,质软,无明显触痛。周围血液RBC 2×1012/L, WBC 5×109/L, Hb145g/L,血清谷丙转氨酶860u/L,总胆红素58μmol/L。
A.
断最可能是: ( )
B.
急性食物中毒
C.
钩体病
D.
急性血管内溶血
E.
病毒性肝炎
F.
败血症
查看完整题目与答案
【单选题】—Would you please lend me some gas? —Sorry, I have ________ it.
A.
use up
B.
run out
C.
gone out
D.
run out of
查看完整题目与答案
【单选题】当活塞从上止点向下止点移动，进气门开启，排气门关闭，气缸内充满新鲜空气这一过程称为（）。
A.
进气冲程
B.
压缩冲程
C.
排气冲程
D.
工作冲程
查看完整题目与答案
【单选题】听力原文：W: Weren' t you going to confirm your booking at the hotel? M: You' re right. I' d better call them. They always get quite busy this time of the year. Q: What will the man probably do? (16)
A.
Get the books she needs.
B.
Make sure the hotel is expecting him.
C.
Make sure the time of the party is confirmed.
D.
Gall and ask about hotel rooms.
查看完整题目与答案
【单选题】What did the psychologist confirm in the survey?
A.
The novels has nothing to do with our real life.
B.
Books are literally the stuff of dreams.
C.
There is no link between the waking world and dream.
D.
Women had more nightmares than men do.
查看完整题目与答案
相关题目：
【单选题】Our food will _____. [     ]
A.
run out
B.
run out of
C.
be run out
D.
be running out of
查看完整题目与答案
【单选题】男，28岁，农民，发热、腹部不适、疲乏、恶心、胃纳减退、尿色变黄5天，体检发现巩膜轻度黄染，肝肋下lcm可扪及，质软，无明显触痛。周围血液RBC4.2×1012/L,WBC8.5×109/L.Hb145g/L，血清谷丙转氨酶860U/L，总胆红素58umol/L。最可能的诊断是
A.
急性食物中毒
B.
钩端螺旋体病
C.
急性血管内溶血
D.
病毒性肝炎
E.
败血症
查看完整题目与答案
【单选题】听力原文：W: Weren't you going to confirm your booking at the hotel? M: You're right. I'd better call them. They always get quite busy this time of the year. Q: What will the man probably do? (16)
A.
Get the books she needs.
B.
Make sure the hotel is expecting him.
C.
Make sure the time of the party is confirmed.
D.
Call and ask about hotel rooms.
查看完整题目与答案
【单选题】男，28岁，农民，发热、腹部不适、疲乏、恶心、纳差、尿黄5天。巩膜轻度黄染，肝肋下1cm可及，无触痛。WBC8.5×10E 10 /L，Hb145g/L，ALT460u/L，TB58μmol/L。本例的诊断最可能是（）
A.
急性食物中毒
B.
钩体病
C.
急性血管内溶血
D.
病毒性肝炎
E.
败血症
查看完整题目与答案
【单选题】What will the world use for power when it has _____ oil? [      ]
A.
run away from
B.
gone out of
C.
run out of
D.
broken away from
查看完整题目与答案
【单选题】男,28岁,农民,发热、腹部不适、疲乏、恶心、胃纳减退、尿色变黄5天,体检发现巩膜轻度黄染,肝肋下1cm可扪及,质软,无明显触痛。周围血液RBC 2×1012/L, WBC 5×109/L, Hb145g/L,血清谷丙转氨酶860u/L,总胆红素58μmol/L。
A.
断最可能是: ( )
B.
急性食物中毒
C.
钩体病
D.
急性血管内溶血
E.
病毒性肝炎
F.
败血症
查看完整题目与答案
【单选题】—Would you please lend me some gas? —Sorry, I have ________ it.
A.
use up
B.
run out
C.
gone out
D.
run out of
查看完整题目与答案
【单选题】当活塞从上止点向下止点移动，进气门开启，排气门关闭，气缸内充满新鲜空气这一过程称为（）。
A.
进气冲程
B.
压缩冲程
C.
排气冲程
D.
工作冲程
查看完整题目与答案
【单选题】听力原文：W: Weren' t you going to confirm your booking at the hotel? M: You' re right. I' d better call them. They always get quite busy this time of the year. Q: What will the man probably do? (16)
A.
Get the books she needs.
B.
Make sure the hotel is expecting him.
C.
Make sure the time of the party is confirmed.
D.
Gall and ask about hotel rooms.
查看完整题目与答案
【单选题】What did the psychologist confirm in the survey?
A.
The novels has nothing to do with our real life.
B.
Books are literally the stuff of dreams.
C.
There is no link between the waking world and dream.
D.
Women had more nightmares than men do.
查看完整题目与答案